Ascorbic Acid is a naturally occurring organic compound with antioxidant properties. It is a white solid, but impure samples can appear yellowish. It dissolves well in water to give mildly acidic solutions.
Mesh Size: 40-80 mesh; 100 mesh
ascorbic acid usp32
Specification
Specification of
ascorbic acid usp32
Items
Standards
Characteristics
White or almost white, crystalline powder or colorless crystals
Melting point
189ºC~193ºC
Special optical rotation
20.5º~+21.5º
Apperance of solution
Solution S is clear and not more intensely cloured than reference solution BY7
Heavy metals
≤10ppm
Iron
10ppm
Assay
99.0%~100.5%
Copper
≤5ppm
Iron
≤2ppm
Mercury
≤1ppm
Arsenic
≤3ppm
Lead
≤2ppm
Oxalic acid(impurity E)
≤0.2%
Loss on drying
≤0.4%
Sulphated ash
≤0.1%
PH(2%,W/V)
2.4~2.8
Methanol
≤3000ppm
TAMC
≤1000cfu/g
TYMC
≤100cfu/g
E. Coli
Absence
Conclusion
The product conforms to the standard of BP2014/EP8/USP38/E300/FCC7
Packaging & Shipping
1.Package: 25kg/kraft paper bag, 22mt in 20'fcl without pallets
2.Lead time: Within 2-3 weeks
Company Profile
Located in Shanghai, China, GOODCHEM TECHNOLOGY CO.,LIMITED is an innovative and leading manufacturer and supplier of chemicals, ranging from APIs to food, feed and pharmaceutical additives and ingredients and industrial chemicals, applied to meat, confectionary, pharmacy, drinks, dairy, animal feed, water treatment, oil-drilling,etc. Our main product catergory includes Vitamins, Amino Acids, Plant Extracts and Dehydrated Vegetables.
Why us?
1. Competitive offers with standard high quality or customize
2. Available customizing blending of above 2 single products
3. Prompt delivery within 2-3 weeks(1 weeks is available for ready stock)
4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 years
5. Respond to inquires within 1 hour and 24hours' online service
6. Free sample and correct shipping documents dispatched according to regulations of different countries
7. More than 200 products available to provide and mix in one container
8. Advise price trend accurately and help clients to make order decision
9. Weekly update offers provided to every potential client
10.Holliday greetings and thankful letter to every buying clients
FAQ
1. What's your MOQ?
Depends on different product
2. What's your payment terms?
T/T or L/C
3. What's your lead time?
Normally 2-3 weeks and 1 week for ready stock
4. What shipping documents do you provide?
Commercial Inovice, Packing List, Certificate of Analysis, Bill of Lading, Certificate of Origin(Form A), Insurance, Health Certificate, GMO Free Certificate, Allergen Free Certificate or according to your request.
